TY  - BOOK
AU  - Chopra, J.K 
TI  - Unique quintessence of economics: for U. P. S. C. and state civil services (preliminary) examination and other competitive examination 
SN  - 8183570178 
U1  - 330.03 CHO  
PY  - 2010///.
CY  - New Delhi : 
PB  - Unique Publishers, 
KW  - Micro Economics
ER  -